Arista 800G QSFP-DD800 Transceiver in Bangladesh — Ultra High-Speed 800G Connectivity

An Arista 800G QSFP-DD800 Transceiver is a next-generation optical module designed for 800 Gigabit Ethernet networking. It delivers ultra-high bandwidth, low latency, and scalable performance for hyperscale data centers, AI/ML infrastructure, and cloud networking environments.

Arista 800G modules use 8×106.25Gbps PAM4 lanes, enabling extremely high throughput and efficient data transmission.

Buy Arista 800G QSFP-DD800 Transceiver in Bangladesh

Datacom Technologies BD offers:

• 100% genuine Arista-compatible QSFP-DD800 modules
• Support for SR8, DR8, FR8, LR8 variants
• Competitive pricing in Bangladesh
• Compatibility support for Arista 7060X5 & 7280R4 series
• Technical consultation & deployment support

Why Choose Arista 800G QSFP-DD800 Transceiver?

• ✔ 800Gbps ultra-high-speed data transmission
• ✔ PAM4 modulation for maximum efficiency
• ✔ Designed for AI, cloud & hyperscale data centers
• ✔ Digital Optical Monitoring (DOM/DDM)
• ✔ High-density MPO-16 connectivity
• ✔ Supports breakout (2×400G / 8×100G)

Arista platforms support high-density 800G ports for scalable networking and AI workloads.

Types of Arista 800G QSFP-DD800 Transceivers

• 800GBASE-SR8 — Short range (MMF, up to 100m)
• 800GBASE-DR8 — Medium range (SMF, up to 500m)
• 800GBASE-FR8 — Long range (SMF, up to 2km)
• 800GBASE-LR8 — Extended range (up to 10km)
• DAC / AOC — Short-distance high-speed connectivity

Technical Overview

Popular Arista 800G QSFP-DD800 Transceiver Models, Part Numbers & Server Compatibility at Datacom

Arista QDD-800G-2XDR4 – 800G (2×400G XDR4, 2km SMF)

• Part Number: QDD-800G-2XDR4
• Type: 2×400G XDR4 (dual 400G breakout)
• Distance: up to 2 km
• Fiber: Single-mode (SMF)
• Connector: Dual MPO-12

 Compatibility

• Arista 800G switches (QSFP-DD800 ports)
• Supports:
  • 800G native
  • Breakout → 2×400G XDR4

 Use Case

• Data center spine–leaf
• AI / HPC fabrics
• Flexible 800G → 400G architecture

 Arista QDD-800G-2FR4 – 800G (2×400G FR4, 2km SMF)

• Part Number: QDD-800G-2FR4
• Type: 2×FR4
• Distance: up to 2 km
• Fiber: SMF
• Connector: Dual LC

 Compatibility

• Arista QSFP-DD800 switches
• Supports breakout → 2×400G FR4

 Use Case

• Data center interconnect (DCI)
• When using LC duplex fiber instead of MPO

 Arista QDD-800G-2LR4 – 800G (2×400G LR4, 10km SMF)

• Part Number: QDD-800G-2LR4
• Type: 2×LR4
• Distance: up to 10 km
• Fiber: SMF
• Connector: Dual LC

 Compatibility

• Arista 800G QSFP-DD switches
• Breakout → 2×400G LR4 (long-range)

 Use Case

• Campus / metro backbone
• Inter-building connectivity

 Arista QDD-800G-2PLR4 – 800G (2×400G PLR4, 10km SMF MPO)

• Part Number: QDD-800G-2PLR4
• Type: Parallel LR (PLR4)
• Distance: up to 10 km
• Fiber: SMF (parallel)
• Connector: Dual MPO-12

Compatibility

• Arista QSFP-DD platforms
• Interoperates with:
  • 4×100G LR breakout

 Use Case

• High-density long-distance DC fabric
• Parallel fiber environments

Arista 800GBASE-DR8 (generic / MSA DR8)

• Model: QDD-800G-DR8 (industry standard)
• Type: DR8
• Distance: up to 500 m
• Fiber: SMF
• Connector: MPO-16

 Compatibility

• Arista QSFP-DD800 switches
• Standard IEEE 800G Ethernet optics

 Use Case

• Short-to-medium SMF data center links
• AI clusters / GPU fabrics

 Arista 800G QSFP-DD AOC – A-D800-D800-xM

• Part Number: A-D800-D800-xM
• Type: Active Optical Cable (AOC)
• Distance: 1m – 30m

 Compatibility

• QSFP-DD800 ports (Arista switches)
• Plug-and-play optical cable

 Use Case

• Short-range data center connections
• Easy deployment (no patch cords needed)

Price in Bangladesh (2025 / 2026)

•  Contact Datacom for latest price & availability.

Best Use Cases

• Hyperscale data center networking
• AI & machine learning clusters
• Cloud infrastructure backbone
• High-performance computing (HPC)
• 800G core & aggregation networks

Why Buy from Datacom Technologies BD?

• Genuine Arista-compatible products
• Expert configuration support
• Competitive BD pricing
• Local warranty service
• Fast nationwide delivery

Get in Touch with Datacom Technologies BD

• Call / WhatsApp: 01748-173213 | 01313-886347
• Email: sales@datacom.com.bd | datacomtechnologiesbd@gmail.com